Home / 30,383.75-45,510.01-29,640.17

Finding the Fourth Proportional to 30,383.75, 45,510.01 and 29,640.17

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Solution

The fourth proportional to 30,383.75, 45,510.01 and 29,640.17 is: 44,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383.75 : 45,510.01 = 29,640.17 : x
  2. Step 2: Convert to fraction form
    30,383.75/45,510.01 = 29,640.17/x
  3. Step 3: Cross multiply
    30,383.75x = 45,510.01 × 29,640.17
  4. Step 4: Simplify right side
    30,383.75x = 1,348,924,433.10
  5. Step 5: Solve for x
    x = 1,348,924,433.10/30,383.75
  6. Step 6: Final answer
    x = 44,396.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.